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+/*
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Marius Groeger <mgroeger@sysgo.de>
+ * Gary Jennejohn <gj@denx.de>
+ * David Mueller <d.mueller@elsoft.ch>
+ *
+ * (C) Copyright 2008
+ * Guennadi Liakhovetki, DENX Software Engineering, <lg@denx.de>
+ *
+ * Configuation settings for the SAMSUNG SMDK6400(mDirac-III) board.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/*
+ * High Level Configuration Options
+ * (easy to change)
+ */
+#define CONFIG_S3C6400 1 /* in a SAMSUNG S3C6400 SoC */
+#define CONFIG_S3C64XX 1 /* in a SAMSUNG S3C64XX Family */
+#define CONFIG_SMDK6400 1 /* on a SAMSUNG SMDK6400 Board */
+
+#define CFG_SDRAM_BASE 0x50000000
+
+/* input clock of PLL: SMDK6400 has 12MHz input clock */
+#define CONFIG_SYS_CLK_FREQ 12000000
+
+#if !defined(CONFIG_NAND_SPL) && (TEXT_BASE >= 0xc0000000)
+#define CONFIG_ENABLE_MMU
+#endif
+
+#define CONFIG_MEMORY_UPPER_CODE
+
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_CMDLINE_TAG
+#define CONFIG_INITRD_TAG
+
+/*
+ * Architecture magic and machine type
+ */
+#define MACH_TYPE 1270
+
+#define CONFIG_DISPLAY_CPUINFO
+#define CONFIG_DISPLAY_BOARDINFO
+
+#undef CONFIG_SKIP_RELOCATE_UBOOT
+
+/*
+ * Size of malloc() pool
+ */
+#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 1024 * 1024)
+#define CFG_GBL_DATA_SIZE 128 /* size in bytes for initial data */
+
+/*
+ * Hardware drivers
+ */
+#define CONFIG_DRIVER_CS8900 1 /* we have a CS8900 on-board */
+#define CS8900_BASE 0x18800300
+#define CS8900_BUS16 1 /* follow the Linux driver */
+
+/*
+ * select serial console configuration
+ */
+#define CONFIG_SERIAL1 1 /* we use SERIAL 1 on SMDK6400 */
+
+#define CFG_HUSH_PARSER /* use "hush" command parser */
+#ifdef CFG_HUSH_PARSER
+#define CFG_PROMPT_HUSH_PS2 "> "
+#endif
+
+#define CONFIG_CMDLINE_EDITING
+
+/* allow to overwrite serial and ethaddr */
+#define CONFIG_ENV_OVERWRITE
+
+#define CONFIG_BAUDRATE 115200
+
+/***********************************************************
+ * Command definition
+ ***********************************************************/
+#include <config_cmd_default.h>
+
+#define CONFIG_CMD_CACHE
+#define CONFIG_CMD_REGINFO
+#define CONFIG_CMD_LOADS
+#define CONFIG_CMD_LOADB
+#define CONFIG_CMD_ENV
+#define CONFIG_CMD_NAND
+#if defined(CONFIG_BOOT_ONENAND)
+#define CONFIG_CMD_ONENAND
+#endif
+#define CONFIG_CMD_PING
+#define CONFIG_CMD_ELF
+#define CONFIG_CMD_FAT
+#define CONFIG_CMD_EXT2
+
+#define CONFIG_BOOTDELAY 3
+
+#define CONFIG_ZERO_BOOTDELAY_CHECK
+
+#if (CONFIG_COMMANDS & CONFIG_CMD_KGDB)
+#define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */
+#define CONFIG_KGDB_SER_INDEX 1 /* which serial port to use */
+#endif
+
+/*
+ * Miscellaneous configurable options
+ */
+#define CFG_LONGHELP /* undef to save memory */
+#define CFG_PROMPT "SMDK6400 # " /* Monitor Command Prompt */
+#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
+#define CFG_PBSIZE 384 /* Print Buffer Size */
+#define CFG_MAXARGS 16 /* max number of command args */
+#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
+
+#define CFG_MEMTEST_START CFG_SDRAM_BASE /* memtest works on */
+#define CFG_MEMTEST_END (CFG_SDRAM_BASE + 0x7e00000) /* 126MB in DRAM */
+
+#define CFG_LOAD_ADDR CFG_SDRAM_BASE /* default load address */
+
+#define CFG_HZ 1000
+
+/* valid baudrates */
+#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
+
+/*-----------------------------------------------------------------------
+ * Stack sizes
+ *
+ * The stack sizes are set up in start.S using the settings below
+ */
+#define CONFIG_STACKSIZE 0x40000 /* regular stack 256KB */
+
+/**********************************
+ Support Clock Settings
+ **********************************
+ Setting SYNC ASYNC
+ ----------------------------------
+ 667_133_66 X O
+ 533_133_66 O O
+ 400_133_66 X O
+ 400_100_50 O O
+ **********************************/
+
+/*#define CONFIG_CLK_667_133_66*/
+#define CONFIG_CLK_533_133_66
+/*
+#define CONFIG_CLK_400_100_50
+#define CONFIG_CLK_400_133_66
+#define CONFIG_SYNC_MODE
+*/
+
+/* SMDK6400 has 2 banks of DRAM, but we use only one in U-Boot */
+#define CONFIG_NR_DRAM_BANKS 1
+#define PHYS_SDRAM_1 CFG_SDRAM_BASE /* SDRAM Bank #1 */
+#define PHYS_SDRAM_1_SIZE 0x08000000 /* 128 MB in Bank #1 */
+
+#define CFG_FLASH_BASE 0x10000000
+#define CFG_MONITOR_BASE 0x00000000
+
+/*-----------------------------------------------------------------------
+ * FLASH and environment organization
+ */
+#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
+/* AM29LV160B has 35 sectors, AM29LV800B - 19 */
+#define CFG_MAX_FLASH_SECT 40
+
+#define CONFIG_AMD_LV800
+#define CFG_FLASH_CFI 1 /* Use CFI parameters (needed?) */
+/* Use drivers/cfi_flash.c, even though the flash is not CFI-compliant */
+#define CFG_FLASH_CFI_DRIVER 1
+#define CFG_FLASH_CFI_WIDTH FLASH_CFI_16BIT
+#define CONFIG_FLASH_CFI_LEGACY
+#define CFG_FLASH_LEGACY_512Kx16
+
+/* timeout values are in ticks */
+#define CFG_FLASH_ERASE_TOUT (5 * CFG_HZ) /* Timeout for Flash Erase */
+#define CFG_FLASH_WRITE_TOUT (5 * CFG_HZ) /* Timeout for Flash Write */
+
+#define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
+
+/*
+ * SMDK6400 board specific data
+ */
+
+#define CONFIG_IDENT_STRING " for SMDK6400"
+
+/* base address for uboot */
+#define CFG_PHY_UBOOT_BASE (CFG_SDRAM_BASE + 0x07e00000)
+/* total memory available to uboot */
+#define CFG_UBOOT_SIZE (1024 * 1024)
+
+#ifdef CONFIG_ENABLE_MMU
+#define CFG_MAPPED_RAM_BASE 0xc0000000
+#define CONFIG_BOOTCOMMAND "nand read 0xc0018000 0x60000 0x1c0000;" \
+ "bootm 0xc0018000"
+#else
+#define CFG_MAPPED_RAM_BASE CFG_SDRAM_BASE
+#define CONFIG_BOOTCOMMAND "nand read 0x50018000 0x60000 0x1c0000;" \
+ "bootm 0x50018000"
+#endif
+
+/* NAND U-Boot load and start address */
+#define CFG_UBOOT_BASE (CFG_MAPPED_RAM_BASE + 0x07e00000)
+
+#define CFG_ENV_OFFSET 0x0040000
+
+/* NAND configuration */
+#define CFG_MAX_NAND_DEVICE 1
+#define CFG_NAND_BASE 0x70200010
+#define NAND_MAX_CHIPS 1
+#define CFG_S3C_NAND_HWECC
+
+#define CFG_NAND_SKIP_BAD_DOT_I 1 /* ".i" read skips bad blocks */
+#define CFG_NAND_WP 1
+#define CFG_NAND_YAFFS_WRITE 1 /* support yaffs write */
+#define CFG_NAND_BBT_2NDPAGE 1 /* bad-block markers in 1st and 2nd pages */
+
+#define CFG_NAND_U_BOOT_DST CFG_PHY_UBOOT_BASE /* NUB load-addr */
+#define CFG_NAND_U_BOOT_START CFG_NAND_U_BOOT_DST /* NUB start-addr */
+
+#define CFG_NAND_U_BOOT_OFFS (4 * 1024) /* Offset to RAM U-Boot image */
+#define CFG_NAND_U_BOOT_SIZE (252 * 1024) /* Size of RAM U-Boot image */
+
+/* NAND chip page size */
+#define CFG_NAND_PAGE_SIZE 2048
+/* NAND chip block size */
+#define CFG_NAND_BLOCK_SIZE (128 * 1024)
+/* NAND chip page per block count */
+#define CFG_NAND_PAGE_COUNT 64
+/* Location of the bad-block label */
+#define CFG_NAND_BAD_BLOCK_POS 0
+/* Extra address cycle for > 128MiB */
+#define CFG_NAND_5_ADDR_CYCLE
+
+/* Size of the block protected by one OOB (Spare Area in Samsung terminology) */
+#define CFG_NAND_ECCSIZE CFG_NAND_PAGE_SIZE
+/* Number of ECC bytes per OOB - S3C6400 calculates 4 bytes ECC in 1-bit mode */
+#define CFG_NAND_ECCBYTES 4
+/* Number of ECC-blocks per NAND page */
+#define CFG_NAND_ECCSTEPS (CFG_NAND_PAGE_SIZE / CFG_NAND_ECCSIZE)
+/* Size of a single OOB region */
+#define CFG_NAND_OOBSIZE 64
+/* Number of ECC bytes per page */
+#define CFG_NAND_ECCTOTAL (CFG_NAND_ECCBYTES * CFG_NAND_ECCSTEPS)
+/* ECC byte positions */
+#define CFG_NAND_ECCPOS {40, 41, 42, 43, 44, 45, 46, 47, \
+ 48, 49, 50, 51, 52, 53, 54, 55, \
+ 56, 57, 58, 59, 60, 61, 62, 63}
+
+/* Boot configuration (define only one of next 3) */
+#define CONFIG_BOOT_NAND
+/* None of these are currently implemented. Left from the original Samsung
+ * version for reference
+#define CONFIG_BOOT_NOR
+#define CONFIG_BOOT_MOVINAND
+#define CONFIG_BOOT_ONENAND
+*/
+
+#define CONFIG_NAND
+#define CONFIG_NAND_S3C64XX
+/* Unimplemented or unsupported. See comment above.
+#define CONFIG_ONENAND
+#define CONFIG_MOVINAND
+*/
+
+/* Settings as above boot configuration */
+#define CFG_ENV_IS_IN_NAND
+#define CONFIG_BOOTARGS "console=ttySAC,115200"
+#define CONFIG_EXTRA_ENV_SETTINGS "bootargs=" CONFIG_BOOTARGS
+
+#if !defined(CONFIG_ENABLE_MMU)
+#define CONFIG_CMD_USB 1
+#define CONFIG_USB_OHCI_NEW 1
+#define CFG_USB_OHCI_REGS_BASE 0x74300000
+#define CFG_USB_OHCI_SLOT_NAME "s3c6400"
+#define CFG_USB_OHCI_MAX_ROOT_PORTS 3
+#define CFG_USB_OHCI_CPU_INIT 1
+#define LITTLEENDIAN 1 /* used by usb_ohci.c */
+
+#define CONFIG_USB_STORAGE 1
+#endif
+#define CONFIG_DOS_PARTITION 1
+
+#if defined(CONFIG_USB_OHCI_NEW) && defined(CONFIG_ENABLE_MMU)
+# error "usb_ohci.c is currently broken with MMU enabled."
+#endif
+
+#endif /* __CONFIG_H */